501 Sociology

Ecosystem refers to

• the sum total of all surroundings.

• all living components.

• a biotic community and their environment.

• the physical components.

Which of the following is not a consumer?

• Carnivores

• Detritivores

• Decomposers

• Herbivores

What are the main components of an ecosystem structure?

• Plants, animals, water

• Air, water, rocks

• Producers, consumers, decomposers

• Mountains, rivers forests

Which of the following is an example of a renewable resource?

• Natural gas

• Coal

• Wind energy

• Uranium

Which of the following is a sustainable lifestyle?

• Leaving the fan on when no one is home

• Opting for public transportation

• Disposing metal scrapes into landfills

• Using single-use plastic

Which of the following means of transportation uses a renewable resource for its energy source?

• solar powered car
• coal powered steam train
• natural gas car
• gasoline truck

Fossil fuels are nonrenewable because...

• they are used to produce heat

• they can be found underground

• they produce pollution

• they take a long time to be replenished

Shifting cultivation means?

• rotational

  farming

• contour forming

• alley cropping

• slash and burn farming

Reduction of Carbon dioxide in the atmosphere can be done with

• Forest resources

• Water resources

• Air resources

• None of the above

How many major biogeographical regions are there in India?

• 6

• 8

• 10

• 12